body{ background-image:url(image/fondo.png); margin:0; padding:0; min-width: 1000px }
#cuerpo{ width:800px; height: auto; margin: 0 auto; padding: 0; font: 16px serif; color: #1F1F1F;}
#menu{ height: 100px; margin: 0; padding: 0; background-image: -moz-linear-gradient(bottom, #D3D3D3,#FFFFFF); background-image: -webkit-linear-gradient(bottom, #D3D3D3,#FFFFFF);}
#menu_text{ margin: 0; padding-top: 25px; padding-left: 150px;}
#info{ height: auto; background-color: #fff; padding: 10px;}
#title_caso_uso{}
#info_text{ margin: 0; padding: 0;}
#table{ width: 500px; margin: 0 auto;}
#table_muestra{ width: 500px; margin: 0 auto;}
#td{ text-align: center; font-weight: bold; background-color: #F0F0F0;}
#piso{ height: 50px; background-image: -moz-linear-gradient(#D3D3D3,#FFFFFF); background-image: -webkit-linear-gradient(#D3D3D3,#FFFFFF);}
#piso_texto{ margin:0; padding-top: 15px; padding-left: 10px; font-size: 12px;}